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Finding the Fourth Proportional to 47,573.55, 71,469.72 and 33,565.86

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Solution

The fourth proportional to 47,573.55, 71,469.72 and 33,565.86 is: 50,425.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,573.55 : 71,469.72 = 33,565.86 : x
  2. Step 2: Convert to fraction form
    47,573.55/71,469.72 = 33,565.86/x
  3. Step 3: Cross multiply
    47,573.55x = 71,469.72 × 33,565.86
  4. Step 4: Simplify right side
    47,573.55x = 2,398,942,615.76
  5. Step 5: Solve for x
    x = 2,398,942,615.76/47,573.55
  6. Step 6: Final answer
    x = 50,425.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.